Effects of continuous bagging of white pine cones
By: by Jonathan W. Wright and  William J. Gabriel
Contributors: Northeastern Forest Experiment Station (Radnor, Pa.)
Series: Station paper / Northeastern Forest Experiment Station -- no. 99; Station paper (Northeastern Forest Experiment Station (Radnor, Pa.)) -- no. 99.
Publisher: Northeastern Forest Experiment Station
Published: 1957
Place of publication: Upper Darby, Pa
Language: eng
Subjects: Pine cones; White pine
Notes: Cover title.